30         raise ECDSAUsageError("Operation {} requires private key".format(name))
39                 format=serialization.PublicFormat.SubjectPublicKeyInfo)
44                 format=serialization.PublicFormat.SubjectPublicKeyInfo)
46     def get_private_bytes(self, minimal, format):  argument
56                 format=serialization.PublicFormat.SubjectPublicKeyInfo)
71     def _build_minimal_ecdsa_privkey(self, der, format):  argument
77         if format == serialization.PrivateFormat.OpenSSH:
84         if format == serialization.PrivateFormat.PKCS8:
105         elif format == serialization.PrivateFormat.TraditionalOpenSSL:
121     def get_private_bytes(self, minimal, format):  argument
122         format, priv = self._get_private_bytes(minimal,
123                                                format, ECDSAUsageError)
126                 priv, self._VALID_FORMATS[format])
138                 format=serialization.PrivateFormat.PKCS8,